background image

-

30.0

℃~-

20.1

-

20.0

40.0

40.1

70.0

UT330THC

UT330TH

±

0.4

±

0.4

Temperature: 0.1°C; Humidity: 0.1%RH

64000 sets

10s

24h

Press the button to start the logger or start the 
logger through the software (Immediately/delay/
at fixed time).

0min

240min, it defaults at 0 and can be 

changed through the PC software.

0

255, it defaults at 0 and can be 

changed through the PC software.

0s

10h, it defaults at 0 and can be 

changed through the PC software.

10s

CR2032

140 days at an test interval of 15min (temperature 25

)

Resolution

Logging capacity

Logging interval

Unit/alarm setting

Start mode

Logging delay

Device ID

Alarm delay

Screen off time

Battery type

Data export

Working time

Function

Temperature

Range

Accuracy

Accuracy

Specification

Working temperature & humidity

Storage temperature

Protection degree

-

30°C ~ 70°C, 

99%, non-condensable

-50°C~70°C

IP65

The default unit is °C. Alarm types include single and 

accumulated alarm, the default type is single alarm. 

Alarm type can be changed through the PC soft.

3.Start logging at preset fixed time

  

Mode 1: Long press the start button for 3 seconds in main interface to 

   start logging. This start mode supports start delay, if delay time is set, 
   the logger will start logging after a delayed time.
   Mode 2: Start logging through the software: On PC software, when 
   parameter setting is completed, the logger will start logging after user 
   unplugs the logger from the computer.
   Mode 3: Start the logger at preset fixed time: On PC software, when 
   parameter setting is completed, the logger will start logging at preset 
   time after user unplugs the logger from the computer. Mode 1 now is 
   disabled.   

Warning: please replace the battery if low power indication is on.

Not logging                             

Logging                      

Delay logging           

Logging at fixed time

Stopping the logger

There are two stop modes:  
1.Press the button to stop
2.Stop logging through the software

  

Mode 1: In main interface, long press stop button for 3 seconds to stop the logger, 

If "Stop with key" is not checked in the parameter interface, this function cannot be used.

  

Mode 2: After connecting the logger to the computer, click the stop icon on the main interface of the computer to 

stop logging.

  Recording mode

Normal: The logger automatically stops recording when the maximum number of groups is recorded.
Circulatory: When the maximum number of groups is recorded, the latest records will replace the earliest records in 
turn.     will show on the screen if this function is enabled.

Function Interface 1

UT330TH/

:Short press stop button to switch between temperature and humidity in the main interface.

UT330THC

In the main interface, short press the Start button to step through measured value, Max, Min, mean kinetic temperature, 
upper alarm value, lower alarm value, current temperature unit, optional temperature unit (long press the Start and 
Stop buttons at the same time to switch between the units), and measured value.
Users can short press stop button at any time to go back to the main interface. If no button is pressed for 10 seconds, 
the logger will enter the power-saving mode.

Marking

When the device is in logging state, long press start button for 3 seconds to mark the current data for future reference, 
the mark icon and current value will flash 3 times, total number of mark value is 10. 

Function Interface 2

In the main interface, press the start button and stop button together for 3 seconds to enter the Function Interface 2, short 
press start button to view: Y/M/D, device ID, maximum numbers of remaining storage groups, numbers of marking groups.

Alarm State

When the logger is operating, 
Alarm disabled: Green LED flashes every 15 seconds and main interface displays 

√.

Alarm enabled: Red LED flashes every 15 seconds and main interface displays ×.
No LED lights when the logger is in stopping state.
Note: The red LED will also flash when the low voltage alarm appears. Users should save the data in time and 
the battery. 

replace 

Viewing data

Users can view the data in stop or operating state.

  

View the data in stop state: Connect the logger to the PC, if the LED flashes at this time, the PDF report is being 

  

generated, do not unplug the logger at this time.  After the PDF report is generated, users can click the PDF file to 

  

view and export the data from the computer software.

  

View the data in operating state: Connect the logger to the PC, the logger will generate a PDF report for all previous 

  

data, at the same time, the logger will continue logging data and it can only generate a PDF report with new data

  

the next time. 

  

Alarm setting and result

  

Single: 

The temperature (humidity) reaches or exceeds the set threshold. If the continuous alarm time is not less than

  

the delay time, the alarm will be generated. If the reading returns to normal within the delay time, no alarm will occur

  

If the delay time is 0s, an alarm will be generated immediately.

  

Accumulate: 

The temperature (humidity) reaches or exceeds the set threshold. If the accumulated alarm time is not 

  

less than the delay time, the alarm will be generated.

EMC

 standard: EN61326-1 2013.

Download

Download the PC software according to the attached operation guide
Download the PC software from official website of UNI-T product center :http://www.uni-trend.com.cn

Instal

Double-click Setup.exe to install the software

Maintenance

Battery replacement (Figure 4)

Replace the battery with the following steps when the logger displays “     ”. 

     

Rotate the battery cover counter-clockwise.

     

Install CR2032 battery and waterproof rubber ring(UT330TH)

     

Install the cover in arrow direction and rotate it clockwise.

Cleaning the logger

Wipe the logger with soft cloth or sponge dipped with a little water, detergent, soapy water. 
Do not clean the logger with water directly to avoid damage to the circuit board.

±

0.8

±

0.4

±

0.8

UT330T

/

/

Accuracy

Figure 4

0

99.9%RH

±

2.5%RH

±

2.5%RH

Humidity

/

View and export data in the PC software

View and export data 

in the PC software 

and smartphone APP

Can be set in the 
PC software and 
smartphone APP

1. Preparation

    Please install the UT330THC APP on the smartphone first.

2. Installation

2.1 Search "UT330THC" in Play Store.
2.2 Search "UT330THC" and download on UNI-T's official website:
      https://meters.uni-trend.com.cn/download?name=62
2.3 Scan the QR code on the right. (Note: APP versions may be updated without prior notice.)

3. Connection

    Connect UT330THC's Type-C connector to the smartphone charging interface, and then open the APP.

Installation of UT330THC Android Smartphone APP

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